test/yosupo/system_of_linear_equations.test.cpp

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Last update: 2024-10-28 16:18:08+09:00
Problem: https://judge.yosupo.jp/problem/system_of_linear_equations

Depends on

Matrix (src/matrix/Matrix.hpp)

Code

#define PROBLEM "https://judge.yosupo.jp/problem/system_of_linear_equations"

#include <iostream>
#include "atcoder/modint"
#include "matrix/Matrix.hpp"

using mint = atcoder::modint998244353;

int main() {
    std::cin.tie(0);
    std::ios::sync_with_stdio(false);
    int N, M;
    std::cin >> N >> M;
    Matrix<mint> A(N, M);
    for (int i = 0; i < N; i++) {
        for (int j = 0; j < M; j++) {
            int val;
            std::cin >> val;
            A[i][j] = val;
        }
    }
    std::vector<mint> b(N);
    for (int i = 0; i < N; i++) {
        int val;
        std::cin >> val;
        b[i] = val;
    }

    auto ans = A.system_of_linear_equations(b);
    int R = int(ans.size()) - 1;
    std::cout << R << '\n';
    for (auto& x : ans) {
        for (int i = 0; i < M; i++) {
            std::cout << x[i].val() << (i + 1 == M ? '\n' : ' ');
        }
    }
    return 0;
}

Traceback (most recent call last):
  File "/opt/hostedtoolcache/Python/3.13.3/x64/lib/python3.13/site-packages/onlinejudge_verify/documentation/build.py", line 71, in _render_source_code_stat
    bundled_code = language.bundle(stat.path, basedir=basedir, options={'include_paths': [basedir]}).decode()
                   ~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/hostedtoolcache/Python/3.13.3/x64/lib/python3.13/site-packages/onlinejudge_verify/languages/cplusplus.py", line 187, in bundle
    bundler.update(path)
    ~~~~~~~~~~~~~~^^^^^^
  File "/opt/hostedtoolcache/Python/3.13.3/x64/lib/python3.13/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 401, in update
    self.update(self._resolve(pathlib.Path(included), included_from=path))
                ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/hostedtoolcache/Python/3.13.3/x64/lib/python3.13/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 260, in _resolve
    raise BundleErrorAt(path, -1, "no such header")
onlinejudge_verify.languages.cplusplus_bundle.BundleErrorAt: atcoder/modint: line -1: no such header